[PATCH] D142579: [llvm][NFC] Rename variables to match style guide in Local.cpp

Paul Kirth via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Jan 25 15:18:57 PST 2023


This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
paulkirth marked an inline comment as done.
Closed by commit rG68e7c00b03cf: [llvm][NFC] Rename variables to match style guide in Local.cpp (authored by paulkirth).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142579/new/

https://reviews.llvm.org/D142579

Files:
  llvm/lib/Transforms/Utils/Local.cpp


Index: llvm/lib/Transforms/Utils/Local.cpp
===================================================================
--- llvm/lib/Transforms/Utils/Local.cpp
+++ llvm/lib/Transforms/Utils/Local.cpp
@@ -201,16 +201,16 @@
     bool Changed = false;
 
     // Figure out which case it goes to.
-    for (auto i = SI->case_begin(), e = SI->case_end(); i != e;) {
+    for (auto It = SI->case_begin(), End = SI->case_end(); It != End;) {
       // Found case matching a constant operand?
-      if (i->getCaseValue() == CI) {
-        TheOnlyDest = i->getCaseSuccessor();
+      if (It->getCaseValue() == CI) {
+        TheOnlyDest = It->getCaseSuccessor();
         break;
       }
 
       // Check to see if this branch is going to the same place as the default
       // dest.  If so, eliminate it as an explicit compare.
-      if (i->getCaseSuccessor() == DefaultDest) {
+      if (It->getCaseSuccessor() == DefaultDest) {
         MDNode *MD = getValidBranchWeightMDNode(*SI);
         unsigned NCases = SI->getNumCases();
         // Fold the case metadata into the default if there will be any branches
@@ -221,11 +221,11 @@
           extractBranchWeights(MD, Weights);
 
           // Merge weight of this case to the default weight.
-          unsigned idx = i->getCaseIndex();
+          unsigned Idx = It->getCaseIndex();
           // TODO: Add overflow check.
-          Weights[0] += Weights[idx+1];
+          Weights[0] += Weights[Idx + 1];
           // Remove weight for this case.
-          std::swap(Weights[idx+1], Weights.back());
+          std::swap(Weights[Idx + 1], Weights.back());
           Weights.pop_back();
           SI->setMetadata(LLVMContext::MD_prof,
                           MDBuilder(BB->getContext()).
@@ -234,14 +234,14 @@
         // Remove this entry.
         BasicBlock *ParentBB = SI->getParent();
         DefaultDest->removePredecessor(ParentBB);
-        i = SI->removeCase(i);
-        e = SI->case_end();
+        It = SI->removeCase(It);
+        End = SI->case_end();
 
         // Removing this case may have made the condition constant. In that
         // case, update CI and restart iteration through the cases.
         if (auto *NewCI = dyn_cast<ConstantInt>(SI->getCondition())) {
           CI = NewCI;
-          i = SI->case_begin();
+          It = SI->case_begin();
         }
 
         Changed = true;
@@ -251,11 +251,11 @@
       // Otherwise, check to see if the switch only branches to one destination.
       // We do this by reseting "TheOnlyDest" to null when we find two non-equal
       // destinations.
-      if (i->getCaseSuccessor() != TheOnlyDest)
+      if (It->getCaseSuccessor() != TheOnlyDest)
         TheOnlyDest = nullptr;
 
       // Increment this iterator as we haven't removed the case.
-      ++i;
+      ++It;
     }
 
     if (CI && !TheOnlyDest) {


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